Welcome             Pierson Refrigeration/Pierson Technical Services is proud of our 25 years of commitment to the HVAC/Refrigeration Industry.  We provide services for residential and commercial customers with specialized divisions that are tailored to your individual needs.  We repair and install all makes and models of commercial refrigeration, Commercial HVAC, and food service equipment.  Our highly trained technicians provide the level of expertise and service that our customers have come to know and expect.    Whether it's a new installation, routine service, or preventive maintenance, our helpful staff stands ready to help you with your heating, air conditioning, and refrigeration necessities. Be sure to ask for a free estimate on a new installation.